You decide to go with them on their adventure.

(After all, that's why we're here, right?)

However before you know it a dozen Dwarves have joined you and you are in the midst of a planning session/party, (depending on your point of view). Your host Bilbo seems a little unhappy but eventually the Dwarves bring out a map and begin making plans to rob a dragon of it's treasure. (It's not too late to back out and go exploring The Shire alone.

Or you could help Bilbo and the less important of the Dwarves clean up the mess and leave with them in the morning.